3 tr \- translate characters
17 copies the standard input to the standard output with
18 substitution or deletion of selected characters (runes).
19 Input characters found in
21 are mapped into the corresponding characters of
25 is short it is padded to the length of
27 by duplicating its last character.
28 Any combination of the options
35 replace it with a lexicographically ordered
36 list of all other characters.
39 Delete from input all characters in
43 Squeeze repeated output characters that occur in
47 In either string a noninitial sequence
51 is any character (possibly quoted), stands for
52 a range of characters:
53 a possibly empty sequence of codes running from
54 the successor of the previous code up through
59 followed by 1, 2 or 3 octal digits stands for the
62 value is given by those digits.
63 The character sequence
65 followed by 1, 2, 3, or 4 hexadecimal digits stands
66 for the character whose
67 16-bit value is given by those digits.
70 followed by any other character stands
73 Replace all upper-case
75 letters by lower-case.
78 tr A-Z a-z <mixed >lower
86 where a word is taken to be a maximal string of alphabetics.
88 is given as a quoted newline.